Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6364016 | Methods of reducing the water permeability of subterranean formations | Eldon D. Dalrymple, Larry S. Eoff, David L. Brown, Paul Brown | 2002-04-02 |
| 6336505 | Cementing casing strings in deep water offshore wells | — | 2002-01-08 |
| 6330917 | Resilient well cement compositions and methods | Jiten Chatterji, Roger S. Cromwell, Bobby J. King | 2001-12-18 |
| 6313242 | Stereorigid bis-fluorenyl metallocenes | — | 2001-11-06 |
| 6273191 | Cementing casing strings in deep water offshore wells | Ronald J. Crook, Bryan Waugh | 2001-08-14 |
| 6248835 | Polypropylene/polystyrene polymer blend, improved fibers produced from the blend and method of manufacturing | Mohan Gownder, Jay Nguyen | 2001-06-19 |
| 6245142 | Flow properties of dry cementitious materials | Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald, Ronald J. Crook | 2001-06-12 |
| 6234251 | Resilient well cement compositions and methods | Jiten Chatterji, Roger S. Cromwell, Bobby J. King | 2001-05-22 |
| 6210476 | Foamed cement compositions and methods | Jiten Chatterji, Roger S. Cromwell, Clyde R. Anderson, David E. McMechan | 2001-04-03 |
| 6209646 | Controlling the release of chemical additives in well treating fluids | Ronald J. Crook, Jiten Chatterji, Bobby J. King, Dennis W. Gray, Russell M. Fitzgerald +2 more | 2001-04-03 |
| 6202751 | Methods and compositions for forming permeable cement sand screens in well bores | Jiten Chatterji, Roger S. Cromwell, Bobby J. King, Philip D. Nguyen, David L. Brown | 2001-03-20 |
| 6176315 | Preventing flow through subterranean zones | Larry S. Eoff, Jiten Chatterji, San Tran, E. Dwyann Dalrymple | 2001-01-23 |
| 6170575 | Cementing methods using dry cementitious materials having improved flow properties | Ronald E. Sweatman, James F. Heathman, Russell M. Fitzgerald, Ronald J. Crook | 2001-01-09 |
| 5969021 | Method of improving crystallization rate and temperature of syndiotactic polypropylene and compositions and products made therefrom | Sehyun Kim, Edwar S. Shamshoum | 1999-10-19 |
| 5945365 | Stereorigid bis-fluorenyl metallocenes | — | 1999-08-31 |
| 5804524 | Process for a isotactic/syndiotactic polymer blend in a single reactor | Edwar S. Shamshoum | 1998-09-08 |
| 5753785 | Production of E-B copolymers with a single metallocene catalyst and a single monomer | Edwar S. Shamshoum, Margarito Lopez | 1998-05-19 |
| 5648428 | Process for preparing an isotactic/syndiotactic polymer blend in a single reactor | Edwar S. Shamshoum | 1997-07-15 |
| 5643846 | Process for a isotactic/syndiotactic polymer blend in a single reactor | Edwar S. Shamshoum | 1997-07-01 |
| 5449651 | Metallocene compound for a catalyst component with good catalyst efficiency after aging | Edwar S. Shamshoum | 1995-09-12 |
| 5395810 | Method of making a homogeneous-heterogenous catalyst system for olefin polymerization | Edwar S. Shamshoum, Michael J. Elder, David Rauscher | 1995-03-07 |
| 5308817 | Metallocene catalyst component with good catalyst efficiency after aging | Edwar S. Shamshoum | 1994-05-03 |